DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA 2ND D Award a ₱7.5M contract to E.F. CHUA CONSTRUCTION, INC.National agencies
Transaction hash:
71fa8784936a78fae8db93a8bebf4c976a96fb74e9d18b33130c04de50b688fc
Status:
Included and unchanged
Block:
#5,518 495 blocks after it
Position in block:
Transaction 198 of 435
Award day:
May 30, 2024 (2 yrs 5 mo ago)
Value:
₱7,508,835.00
Project:
Asset Preservation Program
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,518 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)DPWH lists the funding source as "Regular Infra - GAA 2024 OO-1", i.e. the FY2024 GAA. The exact UACS line is not given.Partly
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA 2ND D awarded it to E.F. CHUA CONSTRUCTION, INC. on 2024-05-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24OC0001: Completed, 100% physical progress.Found
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)DPWH marks the contract "Completed" (end 2024-08-22). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 71fa878493…b688fcnow …
- 2. Block Merkle root changedstored c68a51d5aa…ae0f60now …
- 3. Block #5518 hash changedstored 5afe880727…4698cbnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 434 records. Each step hashes the current value together with the sibling shown.
- leaf 71fa8784936a78fae8db93a8bebf4c976a96fb74e9d18b33130c04de50b688fc
- 01 R 7218e3b6175da0bb5c76d936b22af2497e920db4b96e3912fc3affd46dd48467
- 02 L d076c86f658200aeab9d8ff0b88c97d2971906c2f0cfc08cd2d177932d29cec6
- 03 L a31ba756075fea6f224a57f4967bc04d19447504f793ca2bf90744f1e012fa55
- 04 R c9104f07326d70d522055ae0cc24e52fb4c28a6f796e65eded584deca70b85fe
- 05 R b0af73500acde02e7a654cb55895a96187830c79c8cc6765b49414459bb5b8c3
- 06 R 2f48b03a98f28839af78d96b2e8b731b439508116dbc77665e629d92feb74113
- 07 L 932e2a91e44adc5bc2c006ad0e966da2fff87237f4146f6ee81f7b698c7925de
- 08 L 54371d4d492daec17d4eb9072bf1493074c4cbbf8148d260c65f824cb051a680
- 09 R 18ee9165f96fd0724ce3f2dcc0f22efedeb02cceab3c573eb4d5c3fd67827f02
- root c68a51d5aa7554822c06ff2e2681acb81fcd1a89a5de29f9dffb2ef55cae0f60